Sick Cacti - Pests, Diseases, etc.

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by Steve Johnson » Sat Mar 27, 2021 11:06 pm

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A note to new members: Please add location info to your member profile/signature

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by Steve Johnson » Mon Nov 18, 2019 4:18 am

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Mon Nov 18, 2019 4:18 am
How to resize your photos BEFORE posting

Last post by pone « Tue Nov 26, 2019 10:39 am
Posted in Cacti Identification
Replies: 46
by ElieEstephane » Fri Feb 02, 2018 6:19 pm » in Cacti Identification
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Hot bath against root mealybugs

Last post by keith « Fri Aug 12, 2022 2:54 am
Replies: 39
by mmcavall » Tue Oct 16, 2018 2:17 am
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39 Replies

32352 Views

Last post by keith
Fri Aug 12, 2022 2:54 am
Mealies and flat mites and scale -- oh, my! (Updated 6/11/2022)

Last post by C And D « Mon Jun 13, 2022 5:14 pm
Replies: 118
by Steve Johnson » Mon Dec 31, 2018 12:46 am
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118 Replies

81128 Views

Last post by C And D
Mon Jun 13, 2022 5:14 pm
Some fungal Diseases

Last post by hegar « Fri Jul 23, 2021 3:47 am
Replies: 8
by hegar » Sat Aug 11, 2018 6:32 am

8 Replies

24870 Views

Last post by hegar
Fri Jul 23, 2021 3:47 am
Rot in M. geometrizans

Last post by pokie « Tue Aug 09, 2022 11:52 pm
Replies: 6
by pokie » Thu Jul 21, 2022 11:59 pm

6 Replies

214 Views

Last post by pokie
Tue Aug 09, 2022 11:52 pm
Are these thrips in cactus seedlings soil?

Last post by Hokie_Cactus « Tue Aug 09, 2022 8:31 pm
Replies: 3
by Hokie_Cactus » Tue Aug 09, 2022 5:13 pm

3 Replies

56 Views

Last post by Hokie_Cactus
Tue Aug 09, 2022 8:31 pm
What is more important?

Last post by Mrs.Green « Thu Aug 04, 2022 4:26 pm
Replies: 5
by PlantCrazy » Mon Aug 01, 2022 12:02 am

5 Replies

236 Views

Last post by Mrs.Green
Thu Aug 04, 2022 4:26 pm
Cleistocactus strausii keep dying

Last post by keith « Sun Jul 31, 2022 8:44 pm
Replies: 7
by mikethecactusguy » Thu Jul 28, 2022 7:39 pm

7 Replies

260 Views

Last post by keith
Sun Jul 31, 2022 8:44 pm
Echinopsis huascha 'Grandiflora' Infection or Burn?

Last post by gwinkels « Mon Jul 25, 2022 4:50 pm

by gwinkels » Mon Jul 25, 2022 4:50 pm

0 Replies

175 Views

Last post by gwinkels
Mon Jul 25, 2022 4:50 pm
Can anyone tell me what are those?

Last post by Alvin Cacti « Thu Jul 21, 2022 5:13 am
Replies: 2
by Alvin Cacti » Tue Jul 19, 2022 2:59 pm

2 Replies

192 Views

Last post by Alvin Cacti
Thu Jul 21, 2022 5:13 am
Black substence on my cholla.

Last post by Lactus « Sun Jul 10, 2022 10:21 pm
Replies: 4
by Lactus » Sun Jul 10, 2022 4:42 pm

4 Replies

204 Views

Last post by Lactus
Sun Jul 10, 2022 10:21 pm
Mammillaria with a hole

Last post by Mrs.Green « Sat Jul 09, 2022 9:19 am
Replies: 6
by Zimi » Thu Jun 09, 2022 11:24 am

6 Replies

350 Views

Last post by Mrs.Green
Sat Jul 09, 2022 9:19 am
I kinda did an "experiment" and I think its kinda failing, so I need your help!

Last post by Steve Johnson « Wed Jul 06, 2022 5:55 am
Replies: 10
by PolishGuy » Sat Jul 02, 2022 6:41 pm

10 Replies

467 Views

Last post by Steve Johnson
Wed Jul 06, 2022 5:55 am
Chipmunk's as Pests

Last post by greenknight « Tue Jul 05, 2022 8:21 pm
Replies: 1
by jerrytheplater » Tue Jul 05, 2022 5:40 pm

1 Replies

137 Views

Last post by greenknight
Tue Jul 05, 2022 8:21 pm
damaged succulent . past saving?

Last post by Aeonium2003 « Thu Jun 30, 2022 6:34 pm
Replies: 1
by plantmomma » Thu Jun 30, 2022 3:22 pm

1 Replies

171 Views

Last post by Aeonium2003
Thu Jun 30, 2022 6:34 pm
Question about an ill cactus (scale?)

Last post by PolishGuy « Thu Jun 23, 2022 6:56 pm
Replies: 2
by t_fern » Wed Jun 22, 2022 9:26 pm

2 Replies

236 Views

Last post by PolishGuy
Thu Jun 23, 2022 6:56 pm
Is thiram fungicide available in the USA?

Last post by greenknight « Thu Jun 23, 2022 8:19 am
Replies: 4
by Jaybizzle » Tue Jun 21, 2022 5:09 pm

4 Replies

225 Views

Last post by greenknight
Thu Jun 23, 2022 8:19 am
I found dead fungus gnat on my freshy transplanted plants 😡

Last post by PolishGuy « Mon Jun 20, 2022 4:20 am
Replies: 2
by PolishGuy » Mon Jun 20, 2022 3:00 am

2 Replies

222 Views

Last post by PolishGuy
Mon Jun 20, 2022 4:20 am
Echinopsis Bridgesii, I think something is eating me

Last post by nes « Sat Jun 18, 2022 4:21 am

by nes » Sat Jun 18, 2022 4:21 am

0 Replies

173 Views

Last post by nes
Sat Jun 18, 2022 4:21 am
Opuntia help!

Last post by greenknight « Thu Jun 16, 2022 10:52 am
Replies: 2
by Shentcy » Thu Jun 16, 2022 6:22 am

2 Replies

172 Views

Last post by greenknight
Thu Jun 16, 2022 10:52 am
Normal growth?

Last post by gillinger « Tue Jun 14, 2022 6:06 pm
Replies: 3
by gillinger » Sun Jun 12, 2022 10:18 pm

3 Replies

242 Views

Last post by gillinger
Tue Jun 14, 2022 6:06 pm
Excessive heat..

Last post by mikethecactusguy « Sun Jun 12, 2022 10:15 pm
Replies: 3
by mikethecactusguy » Sun Jun 12, 2022 3:08 pm

3 Replies

211 Views

Last post by mikethecactusguy
Sun Jun 12, 2022 10:15 pm
Possible rust infection on roots? (or natural discoloration/oxydation due to damage)

Last post by PolishGuy « Wed Jun 08, 2022 3:37 pm
Replies: 2
by PolishGuy » Tue Jun 07, 2022 3:26 pm

2 Replies

245 Views

Last post by PolishGuy
Wed Jun 08, 2022 3:37 pm
Is it normal corking or there is something wrong with this?

Last post by Aeonium2003 « Tue Jun 07, 2022 10:31 pm
Replies: 1
by PolishGuy » Tue Jun 07, 2022 8:37 pm

1 Replies

188 Views

Last post by Aeonium2003
Tue Jun 07, 2022 10:31 pm
Cactus Flower Sickness Help

Last post by mikethecactusguy « Wed Jun 01, 2022 10:35 pm
Replies: 7
by MrDoItAll » Fri May 27, 2022 5:25 pm

7 Replies

356 Views

Last post by mikethecactusguy
Wed Jun 01, 2022 10:35 pm
Cacti Dying

Last post by anttisepp « Wed Jun 01, 2022 7:18 am
Replies: 1
by celador » Tue May 31, 2022 11:00 pm

1 Replies

199 Views

Last post by anttisepp
Wed Jun 01, 2022 7:18 am
Impossible task at hand

Last post by abhikjha « Mon May 30, 2022 8:59 pm

by abhikjha » Mon May 30, 2022 8:59 pm

0 Replies

212 Views

Last post by abhikjha
Mon May 30, 2022 8:59 pm
Scale, mechanical damage or something else?

Last post by Mrs.Green « Sun May 29, 2022 2:59 pm
Replies: 6
by Mrs.Green » Mon May 23, 2022 12:20 pm

6 Replies

324 Views

Last post by Mrs.Green
Sun May 29, 2022 2:59 pm
Is copper oxychloride (50wp) safe to use on "dehydrated" cactus

Last post by PolishGuy « Sat May 28, 2022 10:09 am
Replies: 5
by PolishGuy » Fri May 27, 2022 10:13 pm

5 Replies

350 Views

Last post by PolishGuy
Sat May 28, 2022 10:09 am
Helping Large Cactus Recover from Significant Mite Attack

Last post by greenknight « Fri May 27, 2022 4:35 am
Replies: 5
by Johnson7893 » Mon May 16, 2022 5:01 pm

5 Replies

403 Views

Last post by greenknight
Fri May 27, 2022 4:35 am
Is this terminal?

Last post by gillinger « Thu May 26, 2022 7:40 am
Replies: 6
by gillinger » Wed May 25, 2022 3:48 pm

6 Replies

318 Views

Last post by gillinger
Thu May 26, 2022 7:40 am
A pimple?!

Last post by Elektrade « Thu May 19, 2022 9:13 am
Replies: 2
by Elektrade » Tue May 17, 2022 8:54 am

2 Replies

241 Views

Last post by Elektrade
Thu May 19, 2022 9:13 am
mealy bugs ????

Last post by don « Thu May 19, 2022 2:00 am
Replies: 2
by don » Wed May 18, 2022 11:45 pm

2 Replies

188 Views

Last post by don
Thu May 19, 2022 2:00 am
Brown spot disease

Last post by Aeonium2003 « Sun May 15, 2022 10:45 pm
Replies: 1
by Lithops11 » Sun May 15, 2022 10:03 pm

1 Replies

188 Views

Last post by Aeonium2003
Sun May 15, 2022 10:45 pm
Cereus peruvianus'root turns white and black, please help!!

Last post by greenknight « Sat May 14, 2022 9:41 am
Replies: 10
by seapooh » Thu May 12, 2022 3:40 pm

10 Replies

375 Views

Last post by greenknight
Sat May 14, 2022 9:41 am
Black areas on leaves.

Last post by greenknight « Thu May 12, 2022 8:14 pm
Replies: 5
by KacjaSlina » Thu May 12, 2022 9:57 am

5 Replies

270 Views

Last post by greenknight
Thu May 12, 2022 8:14 pm
Disease (?) On Cactus

Last post by jerrytheplater « Wed May 11, 2022 12:06 am
Replies: 4
by moll » Thu May 05, 2022 7:25 pm

4 Replies

306 Views

Last post by jerrytheplater
Wed May 11, 2022 12:06 am
Spider mites

Last post by Salazar « Fri May 06, 2022 8:39 am
Replies: 2
by Salazar » Fri May 06, 2022 5:27 am

2 Replies

215 Views

Last post by Salazar
Fri May 06, 2022 8:39 am
Rust or spider mites on Cleistocactus winterii?

Last post by ohugal « Sun May 01, 2022 2:21 pm
Replies: 5
by Hokie_Cactus » Fri Apr 08, 2022 7:27 pm

5 Replies

442 Views

Last post by ohugal
Sun May 01, 2022 2:21 pm
Small rust colored spots on bunny ear cactus

Last post by mikethecactusguy « Fri Apr 29, 2022 1:15 am
Replies: 1
by Jbrennan012086 » Thu Apr 28, 2022 9:47 pm

1 Replies

182 Views

Last post by mikethecactusguy
Fri Apr 29, 2022 1:15 am
HELP!! something is killing my claret cup cacti

Last post by jerrytheplater « Thu Apr 28, 2022 8:44 pm
Replies: 9
by pao_bev » Sat Apr 16, 2022 3:33 pm

9 Replies

496 Views

Last post by jerrytheplater
Thu Apr 28, 2022 8:44 pm
What is eating my epi flower buds?

Last post by douglas_scott « Wed Apr 27, 2022 2:29 pm
Replies: 3
by douglas_scott » Tue Apr 26, 2022 1:47 am

3 Replies

260 Views

Last post by douglas_scott
Wed Apr 27, 2022 2:29 pm
Sad astrophytum face. Please help.

Last post by greenknight « Thu Apr 21, 2022 7:09 am
Replies: 10
by Lupask01 » Wed Apr 06, 2022 8:34 am

10 Replies

646 Views

Last post by greenknight
Thu Apr 21, 2022 7:09 am
Frailea root loss

Last post by mikethecactusguy « Thu Apr 21, 2022 12:12 am
Replies: 4
by Salazar » Fri Apr 15, 2022 7:42 am

4 Replies

338 Views

Last post by mikethecactusguy
Thu Apr 21, 2022 12:12 am
Rust fungus?

Last post by Barrason « Mon Apr 18, 2022 11:06 am
Replies: 7
by Barrason » Sun Jan 02, 2022 3:51 pm

7 Replies

940 Views

Last post by Barrason
Mon Apr 18, 2022 11:06 am
Help! T. Peruvianus is developing a couple purple areas! Yikes

Last post by ohugal « Sat Apr 16, 2022 11:03 am
Replies: 14
by jheaton » Fri Mar 04, 2022 7:05 pm

14 Replies

1011 Views

Last post by ohugal
Sat Apr 16, 2022 11:03 am
Fuzzy pup on a variegated Gymno

Last post by greenknight « Sun Apr 10, 2022 9:12 am
Replies: 3
by Zonengorg » Wed Apr 06, 2022 4:19 pm

3 Replies

378 Views

Last post by greenknight
Sun Apr 10, 2022 9:12 am
Could he survive? Astophytum asteria rot

Last post by greenknight « Sun Apr 03, 2022 11:49 am
Replies: 1
by Lupask01 » Sun Apr 03, 2022 7:56 am

1 Replies

277 Views

Last post by greenknight
Sun Apr 03, 2022 11:49 am
what are my parodia doing?

Last post by mikethecactusguy « Thu Mar 31, 2022 11:20 pm
Replies: 3
by mikethecactusguy » Tue Mar 29, 2022 10:42 pm

3 Replies

313 Views

Last post by mikethecactusguy
Thu Mar 31, 2022 11:20 pm
Is My lophophora williamsii rotting

Last post by Janne-Linkan « Wed Mar 30, 2022 4:01 am
Replies: 10
by Janne-Linkan » Mon Mar 28, 2022 7:19 pm

10 Replies

620 Views

Last post by Janne-Linkan
Wed Mar 30, 2022 4:01 am
Rooting Obregonia denegrii

Last post by Salazar « Sun Mar 27, 2022 4:20 pm
Replies: 4
by Salazar » Sat Mar 17, 2018 10:08 am

4 Replies

1140 Views

Last post by Salazar
Sun Mar 27, 2022 4:20 pm

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